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Parker PRH121S30V - Pilot Operated Pressure Reducing Relieving Valves

Parker’s pilot operated acting reducing & relieving valves are used in applications where specific functions require reduced and regulated pressure. Capable of flows up to 150 lpm (40 gpm) and pressures up to 380 bar (5500 psi).

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Brand Parker

Part No. PRH121S30V

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Products specifications

Attribute name	Attribute value
Seal Material	Fluorocarbon	Body Material	n/a
Division	Hydraulic Cartridge Systems Division	Division	Hydraulic Systems Division
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Minimum Operating Temperature	-26 °C
Maximum Operating Pressure	350 bar	Actuation Type	Pressure Sensing
Maximum Pressure Setting	3000 psi	Operation Type	Automatic
Adjustment Mechanism	Screw	Function	Pilot Operated
Maximum Tank Pressure	350 bar	Port Thread Size	n/a
Weight	0.27 kg	Cavity Size	C12-3
Configuration	Pressure Reducing/Relieving	Maximum Inlet Pressure Rating	380 bar
Maximum Operating Temperature	+400 °F	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Valve Material	All parts steel. All operating parts hardened steel	Operating Temperature	-15 to +400 °F
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Mounting Type	Screw in cartridge valve
Flow Rate	30 Gal/min	Installation Torque	75 Nm
Maximum Drain Flow Rate	0.25 Gal/min	Standard Setting Pressure	103.5 bar
Cracking Pressure	N/A psi	Maximum Flow Rate	113.7 L/min
Pressure Control Range	300-3000 psi	Pressure Control Sensitivity	870 per turn psi
Seal Material	Fluorocarbon	Adjustment Mechanism	Screw
Mounting Type	Screw in cartridge valve	Cracking Pressure	N/A
Flow Rate	30 GAL/MIN, 113.7 L/MIN	Pressure Control Range	300-3000 PSI, 20.7-210 BAR

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